| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | WO | UNKNOWN CODE | | | LW | will take place | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR traffic affected | | | / | | | Purpose | M | Miscellaneous | | | / | | | Scope | W | Navigational Warning | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 999 | Unlimited | | | / | | | Centre Latitude | 5223N | 52° 23' North' | | Centre Longitude | 00405W | 4° 5' West | | Radius of area affected | 002 | 2 nautical miles |
| | LASER DISPLAY WITHIN 1NM RADIUS OF 522321N 0040440W ( RHYDYFELIN ). FOR INFO 07467 140066.AR-2026-7162 / 01. |
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